Isekai NTR ~Shinyuu no Onna wo Saikyou Skill de Otosu Houhou~ - Vol. 2 Ch. 16 - The Flower of Delight

[MangaDex]

 

[LUBT]

it would be funny if the plottwist is that his friend has a huge
ntr fetish and can hear it all

 

[popo53414]

Bruh he completely dropped the gay bro act

 

[SeekingSolace]

He's completely lost it.